(mathematics education) A rule stating that, if two ratios are equal, then the denominator of the second equals its numerator times the reciprocal of the first ratio: if a/b=c/d then d=(bc)/a.

(idiomatic) Contrary to the flow of the game.

(astronomy) A point on the celestial sphere where the sun crosses the celestial equator on March equinox.

Alternative form of offcome

Waste or inferior corn thrown out during dressing.

Alternative form of offbear

A strait or firth between the Isle of Mull and the Slate Islands.

A bay in the Baltic Sea between Germany and the Danish islands of Lolland, Falster and Møn.

A strait between Italy and Albania, connecting the Adriatic Sea and the Ionian Sea.

A strait that connects the Black Sea and the Sea of Azov, separating the Kerch Peninsula of Crimea in the west from the Taman Peninsula of Russia's Krasnodar Krai in the east.